<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    

    <script>
        function Person(firstName, lastName) {

this.firstName = firstName;

this.lastName = lastName;

}

var lydia = new Person("Lydia", "Hallie");

var sarah = Person("Sarah", "Smith");

console.log(lydia);

console.log(sarah);
    </script>
</body>
</html>